
4mm twin core DC solar cable is designed for robust and reliable performance in both indoor and outdoor solar installations. With a rated voltage of AC 0.6/1KV and DC 1.5KV, this cable is well-suited for various photovoltaic applications, ensuring safe and efficient power transmission. Stranded tin-plated copper with 99.95% oxygen-free purity, providing excellent electrical conductivity and resistance to corrosion. Solar cable is insulated with halogen-free cross-linked polyolefin (XLPO), which offers superior protection against heat and environmental stress. Also made from halogen-free XLPO, the outer sheath provides additional durability and resistance to UV rays, ensuring longevity in exposed conditions. Twin core solar cable comes with an all-black outer sheath and red and black inner insulation, making it easy to identify and install. Engineered for a long service life of up to 25 years, withstanding temperatures ranging from -40°C to 90°C.
Application
4mm twin core DC solar cable is suitable for connecting solar panels to inverters. It ensures stable and efficient power transmission, and its high temperature and UV resistance make it perform well in outdoor environments. It can maintain excellent performance even in extreme weather conditions.

Feature

Certification: TUV/UL
Standard: lEC 62930 / EN 50618:2014 / UL4703
Conductor: Class 5 (flexible) tinned copper, based on EN 60228 and IEC 60228
Insulation & Sheath Jacket: Cross-Linked Polyolefin
Rated voltage: DC 1500V (between conductors and between conductor and earth), AC Uo/U: 1.0/1.0 KV
Application Class: A
Protection Class: II
Water performance: AD7
Test voltage: 6500V, 50Hz, 10Min
Fire Performance: Flame non-propagation based on UNE-EN 60332-1 and IEC 60332-1
Temperature Rating -40℃-90℃
The Max.Temperature: 120℃
Certification TUV/UL
No.of Conductor: Single Core / Twin Core
Certification
Our products have achieved various prestigious international certifications, including TUV, UL, EU CPR, CE, ROHS, and others.

Package

Production Line

Our cables and wires have passed SAA, UL, TUV, CE, and other standard certifications.Our products have gained tremendous traction in the international market and are frequently exported to regions such as Southeast Asia, Australia, the Middle East, Africa, America, and Europe, Sales cover more than 400 cities at home and abroad.Greater Wire Company has developed a strong team encompassing research and development, technical expertise, sales, production, and quality inspection, which ensures that from wire and cable design to project implementation, we can provide professional and high-quality services to meet the various needs of customers with excellent quality.Our commitment to quality and customer satisfaction has made Greater Wire a trusted partner to the global wire and cable industry.
Case

Partner

FAQ
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Q: When can I get the price?
A: We typically provide a quote within 6 hours of receiving your inquiry. If you require an urgent response, please call us, and we will prioritize your inquiry.
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| Conductor | Nominal Insulation Thickness (mm) |
Nominal sheath Thickness (mm) |
Approx. Overall Diam.(mm) | Approx. Weight (kg/km) |
Minimum Insulation | Max.Conductor Resistance DC @20'C(MΩ.km) | ||
| Nominal Area(mm2) | Approx. Diam. (mm) |
20°C(MΩ.km) | 90°C(MΩ.km) | |||||
| 1x1.5 | 1.57 | 0.7 | 0.8 | 4.7 | 38 | 860 | 0.86 | 13.7 |
| 1x2.5 | 2.04 | 0.7 | 0.8 | 5.2 | 45 | 690 | 0.69 | 8.21 |
| 1x4 | 2.6 | 0.7 | 0.8 | 5.6 | 60 | 580 | 0.58 | 5.09 |
|
1x6 |
3.16 |
0.7 |
0.8 | 6.3 | 90 | 500 | 0.50 | 3.39 |
| 1x10 | 4.5 | 0.7 | 0.8 | 7.6 | 131 | 420 | 0.42 | 1.95 |
| 1x16 | 5.7 | 0.7 | 0.9 | 9.0 | 187 | 340 | 0.34 | 1.24 |
| 1x25 | 7.2 | 0.9 | 1.0 | 11.2 | 267 | 340 | 0.34 | 0.795 |
| 1x35 | 8.5 | 0.9 | 1.1 | 12.7 | 368 | 290 | 0.29 | 0.565 |
| 1x50 | 9.4 | 1.0 | 1.2 | 14.5 | 560 | 270 | 0.27 | 0.393 |
| 1x70 | 11.1 | 1.1 | 1.2 | 16.5 | 756 | 250 | 0.25 | 0.277 |
| 1x95 | 13.1 | 1.1 | 1.3 | 18.7 | 1036 | 220 | 0.22 | 0.210 |
| 1x120 | 14.8 | 1.2 | 1.3 | 20.4 | 1309 | 210 | 0.21 | 0.164 |
| 1x150 | 16.5 | 1.4 | 1.4 | 22.7 | 1636 | 210 | 0.21 | 0.132 |
| 1x185 | 18.3 | 1.6 | 1.6 | 25.2 | 2000 | 200 | 0.20 | 0.108 |
| 1x240 | 21.0 | 1.7 | 1.7 | 28.5 | 2607 | 200 | 0.20 | 0.0817 |
| 2x1.5 | 1.57 | 0.7 | 0.8 | 4.8*10.5 | 78 | 860 | 0.86 | 13.7 |
| 2x2.5 | 2.04 | 0.7 | 0.8 | 5.2*11.8 | 92 | 690 | 0.69 | 8.21 |
| 2x4 | 2.6 | 0.7 | 0.8 | 5.6*12.8 | 122 | 580 | 0.58 | 5.09 |
| 2x6 | 3.16 | 0.7 | 0.8 | 6.3*13.7 | 182 | 500 | 0.50 | 3.39 |
| 2x10 | 4.5 | 0.7 | 0.8 | 8.0*16.8 | 264 | 420 | 0.42 | 1.95 |
| 2x16 | 5.7 | 0.7 | 0.9 | 9.0*19.8 | 376 | 340 | 0.34 | 1.24 |






























